First Helicopter Flight in France (14 agos 1907 año – 29 sept 1907 año)
Descripción:
European inventors design the first
helicopters. By this time, there are regular flights
carrying passengers and cargo all around the
world.
Añadido al timeline:
fecha:
14 agos 1907 año
29 sept 1907 año
~ 1 months and 16 days